1344020528 has 40 divisors (see below), whose sum is σ = 2635620000. Its totient is φ = 663911424.

The previous prime is 1344020521. The next prime is 1344020591. The reversal of 1344020528 is 8250204431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1344020528.

It is not an unprimeable number, because it can be changed into a prime (1344020521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473000 + ... + 475832.

It is an arithmetic number, because the mean of its divisors is an integer number (65890500).

Almost surely, 2^1344020528 is an apocalyptic number.

It is an amenable number.

1344020528 is a deficient number, since it is larger than the sum of its proper divisors (1291599472).

1344020528 is a wasteful number, since it uses less digits than its factorization.

1344020528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 1344020528 is about 36660.8855321308. The cubic root of 1344020528 is about 1103.5752890948.

Adding to 1344020528 its reverse (8250204431), we get a palindrome (9594224959).

The spelling of 1344020528 in words is "one billion, three hundred forty-four million, twenty thousand, five hundred twenty-eight".